DE2127145B2 - OPTICAL FINDING SYSTEM - Google Patents

OPTICAL FINDING SYSTEM

Info

Publication number
DE2127145B2
DE2127145B2 DE19712127145 DE2127145A DE2127145B2 DE 2127145 B2 DE2127145 B2 DE 2127145B2 DE 19712127145 DE19712127145 DE 19712127145 DE 2127145 A DE2127145 A DE 2127145A DE 2127145 B2 DE2127145 B2 DE 2127145B2
Authority
DE
Germany
Prior art keywords
optical
finding system
finding
optical finding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19712127145
Other languages
German (de)
Other versions
DE2127145C3 (en
DE2127145A1 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of DE2127145A1 publication Critical patent/DE2127145A1/en
Publication of DE2127145B2 publication Critical patent/DE2127145B2/en
Application granted granted Critical
Publication of DE2127145C3 publication Critical patent/DE2127145C3/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14—Viewfinders

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Viewfinders (AREA)
DE2127145A 1970-06-01 1971-06-01 Optical viewfinder system Expired DE2127145C3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4740570 1970-06-01

Publications (3)

Publication Number Publication Date
DE2127145A1 DE2127145A1 (en) 1971-12-30
DE2127145B2 true DE2127145B2 (en) 1973-05-03
DE2127145C3 DE2127145C3 (en) 1973-11-22

Family

ID=12774195

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2127145A Expired DE2127145C3 (en) 1970-06-01 1971-06-01 Optical viewfinder system

Country Status (3)

Country Link
US (1) US3722979A (en)
DE (1) DE2127145C3 (en)
GB (1) GB1295214A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT335765B (en) * 1973-02-06 1977-03-25 Eumig REFLECTION SEARCHER
US3924926A (en) * 1974-05-28 1975-12-09 Reichert Optische Werke Ag Polarizing attachment for microscopes having inclined binocular eyepiece
US4270837A (en) * 1979-04-02 1981-06-02 Polaroid Corporation Periscopic viewfinder system for use in photographic cameras
US4367010A (en) * 1980-08-11 1983-01-04 Sport-O-Scope, Inc. Erecting telescope
USRE34455E (en) * 1980-10-31 1993-11-23 Konishiroku Photo Industry Co., Ltd. Large-aperture single lens with aspherical surfaces
US4805971A (en) * 1987-08-20 1989-02-21 Polaroid Corporation Periscopic viewfinder
JP2607959B2 (en) * 1989-10-27 1997-05-07 オリンパス光学工業株式会社 Optical system
JP2881744B2 (en) * 1990-02-14 1999-04-12 旭光学工業株式会社 Real image finder
FR2700623B1 (en) * 1993-01-18 1996-05-24 Asahi Optical Co Ltd Viewfinder of the real image type.
US6243189B1 (en) * 1999-04-20 2001-06-05 Alfonso Carlos Ribes Inexpensive, high quality scanning system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB606065A (en) * 1946-01-09 1948-08-05 John Henry Jeffree Improvements in stereoscopic viewing devices
US3466111A (en) * 1966-12-29 1969-09-09 Bell Telephone Labor Inc Optical beam redirector
US3583785A (en) * 1969-09-02 1971-06-08 Bell & Howell Co Positive optical system

Also Published As

Publication number Publication date
US3722979A (en) 1973-03-27
DE2127145C3 (en) 1973-11-22
GB1295214A (en) 1972-11-08
DE2127145A1 (en) 1971-12-30

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee